Local Calling Guide

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NPA: 410 [Rate centres in NPA 410] [Dial plan for NPA 410]

NXX: 541

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
410-541 A Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 0 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 1 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2016-03-03   
410-541 2 Severna Park MD SVPKMDSPRP0  9212 VERIZON MARYLAND, INC. 238      
410-541 3 Severna Park MD BLTMMDCH08Z  4492 VDL, INC. DBA GLOBAL TELECOM BROKERS - MD 238   2004-04-30   
410-541 4 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 5 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 6 Severna Park MD BLTMMDCH45Z  071F BANDWIDTH.COM CLEC, LLC - MD 238   2008-12-11   
410-541 7 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2021-03-04   
410-541 8 Severna Park MD BLTMMDCH42Z  876D ONVOY, LLC - MD 238   2024-12-14   
410-541 9 Severna Park MD BLTMMDSNDS6  281E YMAX COMMUNICATIONS CORP. - MD 238   2009-02-12   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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